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What is the function of the battery on the computer motherboard?
06

Dec, 2019


What is the function of the battery on the computer motherboard?


As we all know, there is a button battery on the computer motherboard, but many people do not know what the battery on the motherboard is for. Today we will talk about the use of the humble battery on this motherboard.


Motherboard battery function

1.System time

If the motherboard has no battery or the battery is dead, the time after each boot will be restored to the system time and will not be saved or automatically updated to the current time.

For some antique computers that have been used for too long, everyone will find that each time the computer is turned on, the time is incorrect and it becomes the factory time. This is because the motherboard battery is aging and dead, causing the time to be reset after shutdown.

2. Motherboard settings

The battery can provide power to the storage unit set on the motherboard. If the battery runs out, the motherboard settings will no longer exist. After each setting is completed, the system will automatically restore to the factory settings.


Not only desktops, but also batteries on laptop motherboards

3.Startup screen

If the button battery of the motherboard is dead, the system will not automatically read the computer's hardware information. You need to press F2 or F1 to read the next information every time you turn on the computer.

4. Computer starts

If the battery is dead, the power lamp of the host computer will turn on, but the computer monitor will not respond. Although some motherboards can be turned on even if the battery is empty or no battery is installed, it is easy to accelerate the loss Computer motherboard.

In general, the battery on the computer motherboard mainly has the above four functions. Don't look at it small and inconspicuous, but the effect is not small!



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